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-rw-r--r--doc/example.c42
1 files changed, 33 insertions, 9 deletions
diff --git a/doc/example.c b/doc/example.c
index fee399b..08a9d7f 100644
--- a/doc/example.c
+++ b/doc/example.c
@@ -2,20 +2,32 @@
int main(int argc, char **argv)
{
+ const char *set[] = { "choice_a", "choice_b", NULL };
+
/* array containing all options and their types / attributes */
struct simple_opt options[] = {
{ SIMPLE_OPT_FLAG, 'h', "help", false,
"print this help message and exit" },
+ { SIMPLE_OPT_BOOL, 'b', "bool", false,
+ "(optionally) takes a boolean arg!" },
{ SIMPLE_OPT_INT, '\0', "int", true,
- "this thing needs an integer!" },
+ "requires an integer. has no short_name!" },
{ SIMPLE_OPT_UNSIGNED, 'u', "uns", true,
"this one has a custom_arg_string. normally it would say"
" \"UNSIGNED\" rather than \"NON-NEG-INT\"",
"NON-NEG-INT" },
+ { SIMPLE_OPT_DOUBLE, 'd', "double", true,
+ "a floating point number" },
{ SIMPLE_OPT_STRING, 's', NULL, true,
- "this one doesn't have a long opt version" },
- { SIMPLE_OPT_BOOL, 'b', "bool", false,
- "(optionally) takes a boolean arg!" },
+ "this one doesn't have a long_name version" },
+ { SIMPLE_OPT_STRING_SET, '\0', "set-choice", true,
+ "a choice of one string from a NULL-terminated array."
+ " note that, in order to maintain redability, the description"
+ " indentation does not accomodate the full width of an"
+ " overly-wide custom_arg_string like (choice_a|choice_b)",
+ "(choice_a|choice_b)", set },
+ { SIMPLE_OPT_CHAR, 'c', "char", false,
+ "(optionally) takes a character argument" },
{ SIMPLE_OPT_END },
};
@@ -82,22 +94,34 @@ int main(int argc, char **argv)
if (options[i].arg_is_stored) {
switch (options[i].type) {
+ case SIMPLE_OPT_BOOL:
+ printf(", val: %s", options[i].val_bool ? "true" : "false");
+ break;
+
case SIMPLE_OPT_INT:
- printf(", val: %d", options[i].val_int);
+ printf(", val: %ld", options[i].val_int);
break;
case SIMPLE_OPT_UNSIGNED:
- printf(", val: %u", options[i].val_unsigned);
+ printf(", val: %lu", options[i].val_unsigned);
+ break;
+
+ case SIMPLE_OPT_DOUBLE:
+ printf(", val: %lf", options[i].val_double);
+ break;
+
+ case SIMPLE_OPT_CHAR:
+ printf(", val: %c", options[i].val_char);
break;
case SIMPLE_OPT_STRING:
printf(", val: %s", options[i].val_string);
break;
- case SIMPLE_OPT_BOOL:
- printf(", val: %s", options[i].val_bool ? "true" : "false");
+ case SIMPLE_OPT_STRING_SET:
+ printf(", val: %s", set[options[i].val_string_set_idx]);
break;
-
+
default:
break;
}